SUMMARY
Once my external display shuts down, I can no longer use kscreenlocker to unlock my session. Instead, I have to switch to a tty and use `loginctl` to get back in.

Relevant logs:
Oct 19 12:20:58 nxnix kscreenlocker_greet[521733]: file:///nix/store/l5fdrb4ha7v7ybf62hwzjwgd7i1x354z-plasma-desktop-6.2.0/share/plasma/shells/org.kde.plasma.desktop/contents/lockscreen/LockScreenUi.qml:280: TypeError: Property 'respond' of object length is not a function
Oct 19 12:20:56 nxnix kscreenlocker_greet[521733]: file:///nix/store/l5fdrb4ha7v7ybf62hwzjwgd7i1x354z-plasma-desktop-6.2.0/share/plasma/shells/org.kde.plasma.desktop/contents/lockscreen/LockScreenUi.qml:128: TypeError: Property 'startAuthenticating' of object TypeError: Type error is not a function


STEPS TO REPRODUCE
1. Lock session
2. Turn off all displays
3. Turn display back on
4. Attempt to unlock session

OBSERVED RESULT
Session won't unlock

EXPECTED RESULT
Session unlocks

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: NixOS Unstable
KDE Plasma Version: 6.2.0
KDE Frameworks Version: 6.7.0
Qt Version: 6.8.0

ADDITIONAL INFORMATION
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